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authorRobert Jaros <rjaros@finn.pl>2019-10-26 00:17:24 +0200
committerRobert Jaros <rjaros@finn.pl>2019-10-26 00:17:24 +0200
commitfb7ff5b8bf2073a8d7b78011b9edffc830dc63cb (patch)
tree911c8e9b208b9ba77f00531668d1d99b40fcb8e3 /api1/pl.treksoft.kvision.electron/-web-contents/once.html
parent4f5db77ec2db6c87cb93ceb9f7ea9ab311247f17 (diff)
downloadkvision-fb7ff5b8bf2073a8d7b78011b9edffc830dc63cb.tar.gz
kvision-fb7ff5b8bf2073a8d7b78011b9edffc830dc63cb.tar.bz2
kvision-fb7ff5b8bf2073a8d7b78011b9edffc830dc63cb.zip
API documentation for KVision 2.0.0
Diffstat (limited to 'api1/pl.treksoft.kvision.electron/-web-contents/once.html')
-rw-r--r--api1/pl.treksoft.kvision.electron/-web-contents/once.html88
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diff --git a/api1/pl.treksoft.kvision.electron/-web-contents/once.html b/api1/pl.treksoft.kvision.electron/-web-contents/once.html
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+++ b/api1/pl.treksoft.kvision.electron/-web-contents/once.html
@@ -0,0 +1,88 @@
+<HTML>
+<HEAD>
+<meta charset="UTF-8">
+<title>WebContents.once - kvision</title>
+<link rel="stylesheet" href="../../../style.css">
+</HEAD>
+<BODY>
+<a href="../../index.html">kvision</a>&nbsp;/&nbsp;<a href="../index.html">pl.treksoft.kvision.electron</a>&nbsp;/&nbsp;<a href="index.html">WebContents</a>&nbsp;/&nbsp;<a href="./once.html">once</a><br/>
+<br/>
+<h1>once</h1>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, pl.treksoft.kvision.electron.Input, kotlin.Unit)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, pl.treksoft.kvision.electron.Input, kotlin.Unit)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, pl.treksoft.kvision.electron.Input, kotlin.Unit)))/listener">listener</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">event</span><span class="symbol">:</span>&nbsp;<a href="../-event/index.html"><span class="identifier">Event</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">input</span><span class="symbol">:</span>&nbsp;<a href="../-input/index.html"><span class="identifier">Input</span></a><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function5((pl.treksoft.kvision.electron.Event, kotlin.String, , pl.treksoft.kvision.electron.Certificate, kotlin.Function1((kotlin.Boolean, kotlin.Unit)), )))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function5((pl.treksoft.kvision.electron.Event, kotlin.String, , pl.treksoft.kvision.electron.Certificate, kotlin.Function1((kotlin.Boolean, kotlin.Unit)), )))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function5((pl.treksoft.kvision.electron.Event, kotlin.String, , pl.treksoft.kvision.electron.Certificate, kotlin.Function1((kotlin.Boolean, kotlin.Unit)), )))/listener">listener</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">event</span><span class="symbol">:</span>&nbsp;<a href="../-event/index.html"><span class="identifier">Event</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">url</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">error</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">certificate</span><span class="symbol">:</span>&nbsp;<a href="../-certificate/index.html"><span class="identifier">Certificate</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">callback</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">isTrusted</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-boolean/index.html"><span class="identifier">Boolean</span></a><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function4((kotlin.Number, kotlin.String, , , kotlin.Unit)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function4((kotlin.Number, kotlin.String, , , kotlin.Unit)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function4((kotlin.Number, kotlin.String, , , kotlin.Unit)))/listener">listener</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">level</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-number/index.html"><span class="identifier">Number</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">message</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">line</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-number/index.html"><span class="identifier">Number</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">sourceId</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, pl.treksoft.kvision.electron.ContextMenuParams, kotlin.Unit)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, pl.treksoft.kvision.electron.ContextMenuParams, kotlin.Unit)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, pl.treksoft.kvision.electron.ContextMenuParams, kotlin.Unit)))/listener">listener</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">event</span><span class="symbol">:</span>&nbsp;<a href="../-event/index.html"><span class="identifier">Event</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">params</span><span class="symbol">:</span>&nbsp;<a href="../-context-menu-params/index.html"><span class="identifier">ContextMenuParams</span></a><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, kotlin.Boolean, kotlin.Unit)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, kotlin.Boolean, kotlin.Unit)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, kotlin.Boolean, kotlin.Unit)))/listener">listener</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">event</span><span class="symbol">:</span>&nbsp;<a href="../-event/index.html"><span class="identifier">Event</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">killed</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-boolean/index.html"><span class="identifier">Boolean</span></a><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function6((pl.treksoft.kvision.electron.Event, kotlin.String, pl.treksoft.kvision.electron.NativeImage, kotlin.Number, pl.treksoft.kvision.electron.Size, pl.treksoft.kvision.electron.Point, kotlin.Unit)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function6((pl.treksoft.kvision.electron.Event, kotlin.String, pl.treksoft.kvision.electron.NativeImage, kotlin.Number, pl.treksoft.kvision.electron.Size, pl.treksoft.kvision.electron.Point, kotlin.Unit)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function6((pl.treksoft.kvision.electron.Event, kotlin.String, pl.treksoft.kvision.electron.NativeImage, kotlin.Number, pl.treksoft.kvision.electron.Size, pl.treksoft.kvision.electron.Point, kotlin.Unit)))/listener">listener</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">event</span><span class="symbol">:</span>&nbsp;<a href="../-event/index.html"><span class="identifier">Event</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">type</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">image</span><span class="symbol">:</span>&nbsp;<a href="../-native-image/index.html"><span class="identifier">NativeImage</span></a><span class="symbol">?</span><span class="symbol">,</span>&nbsp;<span class="identifier">scale</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-number/index.html"><span class="identifier">Number</span></a><span class="symbol">?</span><span class="symbol">,</span>&nbsp;<span class="identifier">size</span><span class="symbol">:</span>&nbsp;<a href="../-size/index.html"><span class="identifier">Size</span></a><span class="symbol">?</span><span class="symbol">,</span>&nbsp;<span class="identifier">hotspot</span><span class="symbol">:</span>&nbsp;<a href="../-point/index.html"><span class="identifier">Point</span></a><span class="symbol">?</span><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))/listener">listener</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-function/index.html"><span class="identifier">Function</span></a><span class="symbol">&lt;</span><span class="identifier">*</span><span class="symbol">&gt;</span><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))/listener">listener</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-function/index.html"><span class="identifier">Function</span></a><span class="symbol">&lt;</span><span class="identifier">*</span><span class="symbol">&gt;</span><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))/listener">listener</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-function/index.html"><span class="identifier">Function</span></a><span class="symbol">&lt;</span><span class="identifier">*</span><span class="symbol">&gt;</span><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))/listener">listener</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-function/index.html"><span class="identifier">Function</span></a><span class="symbol">&lt;</span><span class="identifier">*</span><span class="symbol">&gt;</span><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))/listener">listener</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-function/index.html"><span class="identifier">Function</span></a><span class="symbol">&lt;</span><span class="identifier">*</span><span class="symbol">&gt;</span><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, pl.treksoft.kvision.electron.WebContents, kotlin.Unit)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, pl.treksoft.kvision.electron.WebContents, kotlin.Unit)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, pl.treksoft.kvision.electron.WebContents, kotlin.Unit)))/listener">listener</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">event</span><span class="symbol">:</span>&nbsp;<a href="../-event/index.html"><span class="identifier">Event</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">webContents</span><span class="symbol">:</span>&nbsp;<a href="index.html"><span class="identifier">WebContents</span></a><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, kotlin.String, kotlin.Unit)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, kotlin.String, kotlin.Unit)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, kotlin.String, kotlin.Unit)))/listener">listener</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">event</span><span class="symbol">:</span>&nbsp;<a href="../-event/index.html"><span class="identifier">Event</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">color</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">?</span><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function5((pl.treksoft.kvision.electron.Event, kotlin.Number, kotlin.String, , kotlin.Boolean, kotlin.Unit)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function5((pl.treksoft.kvision.electron.Event, kotlin.Number, kotlin.String, , kotlin.Boolean, kotlin.Unit)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function5((pl.treksoft.kvision.electron.Event, kotlin.Number, kotlin.String, , kotlin.Boolean, kotlin.Unit)))/listener">listener</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">event</span><span class="symbol">:</span>&nbsp;<a href="../-event/index.html"><span class="identifier">Event</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">errorCode</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-number/index.html"><span class="identifier">Number</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">errorDescription</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">validatedURL</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">isMainFrame</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-boolean/index.html"><span class="identifier">Boolean</span></a><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))/listener">listener</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-function/index.html"><span class="identifier">Function</span></a><span class="symbol">&lt;</span><span class="identifier">*</span><span class="symbol">&gt;</span><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, kotlin.Boolean, kotlin.Unit)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, kotlin.Boolean, kotlin.Unit)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, kotlin.Boolean, kotlin.Unit)))/listener">listener</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">event</span><span class="symbol">:</span>&nbsp;<a href="../-event/index.html"><span class="identifier">Event</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">isMainFrame</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-boolean/index.html"><span class="identifier">Boolean</span></a><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function8((pl.treksoft.kvision.electron.Event, kotlin.String, , kotlin.Boolean, kotlin.Number, , , kotlin.Any, kotlin.Unit)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function8((pl.treksoft.kvision.electron.Event, kotlin.String, , kotlin.Boolean, kotlin.Number, , , kotlin.Any, kotlin.Unit)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function8((pl.treksoft.kvision.electron.Event, kotlin.String, , kotlin.Boolean, kotlin.Number, , , kotlin.Any, kotlin.Unit)))/listener">listener</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">event</span><span class="symbol">:</span>&nbsp;<a href="../-event/index.html"><span class="identifier">Event</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">oldURL</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">newURL</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">isMainFrame</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-boolean/index.html"><span class="identifier">Boolean</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">httpResponseCode</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-number/index.html"><span class="identifier">Number</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">requestMethod</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">referrer</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">headers</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-any/index.html"><span class="identifier">Any</span></a><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function9((pl.treksoft.kvision.electron.Event, kotlin.Boolean, kotlin.String, , kotlin.Number, , , kotlin.Any, , kotlin.Unit)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function9((pl.treksoft.kvision.electron.Event, kotlin.Boolean, kotlin.String, , kotlin.Number, , , kotlin.Any, , kotlin.Unit)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function9((pl.treksoft.kvision.electron.Event, kotlin.Boolean, kotlin.String, , kotlin.Number, , , kotlin.Any, , kotlin.Unit)))/listener">listener</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">event</span><span class="symbol">:</span>&nbsp;<a href="../-event/index.html"><span class="identifier">Event</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">status</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-boolean/index.html"><span class="identifier">Boolean</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">newURL</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">originalURL</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">httpResponseCode</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-number/index.html"><span class="identifier">Number</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">requestMethod</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">referrer</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">headers</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-any/index.html"><span class="identifier">Any</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">resourceType</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, kotlin.String, kotlin.Unit)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, kotlin.String, kotlin.Unit)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, kotlin.String, kotlin.Unit)))/listener">listener</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">event</span><span class="symbol">:</span>&nbsp;<a href="../-event/index.html"><span class="identifier">Event</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">url</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function3((pl.treksoft.kvision.electron.Event, kotlin.String, kotlin.Boolean, kotlin.Unit)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function3((pl.treksoft.kvision.electron.Event, kotlin.String, kotlin.Boolean, kotlin.Unit)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function3((pl.treksoft.kvision.electron.Event, kotlin.String, kotlin.Boolean, kotlin.Unit)))/listener">listener</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">event</span><span class="symbol">:</span>&nbsp;<a href="../-event/index.html"><span class="identifier">Event</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">url</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">isMainFrame</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-boolean/index.html"><span class="identifier">Boolean</span></a><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))/listener">listener</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-function/index.html"><span class="identifier">Function</span></a><span class="symbol">&lt;</span><span class="identifier">*</span><span class="symbol">&gt;</span><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))/listener">listener</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-function/index.html"><span class="identifier">Function</span></a><span class="symbol">&lt;</span><span class="identifier">*</span><span class="symbol">&gt;</span><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function1((pl.treksoft.kvision.electron.Event, kotlin.Unit)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function1((pl.treksoft.kvision.electron.Event, kotlin.Unit)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function1((pl.treksoft.kvision.electron.Event, kotlin.Unit)))/listener">listener</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">event</span><span class="symbol">:</span>&nbsp;<a href="../-event/index.html"><span class="identifier">Event</span></a><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, pl.treksoft.kvision.electron.Result, kotlin.Unit)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, pl.treksoft.kvision.electron.Result, kotlin.Unit)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, pl.treksoft.kvision.electron.Result, kotlin.Unit)))/listener">listener</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">event</span><span class="symbol">:</span>&nbsp;<a href="../-event/index.html"><span class="identifier">Event</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">result</span><span class="symbol">:</span>&nbsp;<a href="../-result/index.html"><span class="identifier">Result</span></a><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function4((pl.treksoft.kvision.electron.Event, pl.treksoft.kvision.electron.Request, pl.treksoft.kvision.electron.AuthInfo, kotlin.Function2((kotlin.String, , kotlin.Unit)), )))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function4((pl.treksoft.kvision.electron.Event, pl.treksoft.kvision.electron.Request, pl.treksoft.kvision.electron.AuthInfo, kotlin.Function2((kotlin.String, , kotlin.Unit)), )))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function4((pl.treksoft.kvision.electron.Event, pl.treksoft.kvision.electron.Request, pl.treksoft.kvision.electron.AuthInfo, kotlin.Function2((kotlin.String, , kotlin.Unit)), )))/listener">listener</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">event</span><span class="symbol">:</span>&nbsp;<a href="../-event/index.html"><span class="identifier">Event</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">request</span><span class="symbol">:</span>&nbsp;<a href="../-request/index.html"><span class="identifier">Request</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">authInfo</span><span class="symbol">:</span>&nbsp;<a href="../-auth-info/index.html"><span class="identifier">AuthInfo</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">callback</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">username</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">password</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))/listener">listener</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-function/index.html"><span class="identifier">Function</span></a><span class="symbol">&lt;</span><span class="identifier">*</span><span class="symbol">&gt;</span><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function((kotlin.Any)))/listener">listener</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-function/index.html"><span class="identifier">Function</span></a><span class="symbol">&lt;</span><span class="identifier">*</span><span class="symbol">&gt;</span><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code>
+<p>Overrides <a href="../-event-emitter/once.html">EventEmitter.once</a></p>
+<br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function6((pl.treksoft.kvision.electron.Event, kotlin.String, , kotlin.Any, kotlin.Any, kotlin.Array(()), kotlin.Unit)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function6((pl.treksoft.kvision.electron.Event, kotlin.String, , kotlin.Any, kotlin.Any, kotlin.Array(()), kotlin.Unit)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function6((pl.treksoft.kvision.electron.Event, kotlin.String, , kotlin.Any, kotlin.Any, kotlin.Array(()), kotlin.Unit)))/listener">listener</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">event</span><span class="symbol">:</span>&nbsp;<a href="../-event/index.html"><span class="identifier">Event</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">url</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">frameName</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">,</span>&nbsp;<span class="keyword">dynamic</span><span class="symbol">,</span>&nbsp;<span class="identifier">options</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-any/index.html"><span class="identifier">Any</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">additionalFeatures</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-array/index.html"><span class="identifier">Array</span></a><span class="symbol">&lt;</span><a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">&gt;</span><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, kotlin.Array((kotlin.String)), kotlin.Unit)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, kotlin.Array((kotlin.String)), kotlin.Unit)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, kotlin.Array((kotlin.String)), kotlin.Unit)))/listener">listener</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">event</span><span class="symbol">:</span>&nbsp;<a href="../-event/index.html"><span class="identifier">Event</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">favicons</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-array/index.html"><span class="identifier">Array</span></a><span class="symbol">&lt;</span><a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">&gt;</span><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function3((pl.treksoft.kvision.electron.Event, pl.treksoft.kvision.electron.Rectangle, pl.treksoft.kvision.electron.NativeImage, kotlin.Unit)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function3((pl.treksoft.kvision.electron.Event, pl.treksoft.kvision.electron.Rectangle, pl.treksoft.kvision.electron.NativeImage, kotlin.Unit)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function3((pl.treksoft.kvision.electron.Event, pl.treksoft.kvision.electron.Rectangle, pl.treksoft.kvision.electron.NativeImage, kotlin.Unit)))/listener">listener</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">event</span><span class="symbol">:</span>&nbsp;<a href="../-event/index.html"><span class="identifier">Event</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">dirtyRect</span><span class="symbol">:</span>&nbsp;<a href="../-rectangle/index.html"><span class="identifier">Rectangle</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">image</span><span class="symbol">:</span>&nbsp;<a href="../-native-image/index.html"><span class="identifier">NativeImage</span></a><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function3((pl.treksoft.kvision.electron.Event, kotlin.String, , kotlin.Unit)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function3((pl.treksoft.kvision.electron.Event, kotlin.String, , kotlin.Unit)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function3((pl.treksoft.kvision.electron.Event, kotlin.String, , kotlin.Unit)))/listener">listener</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">event</span><span class="symbol">:</span>&nbsp;<a href="../-event/index.html"><span class="identifier">Event</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">name</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">version</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function3((pl.treksoft.kvision.electron.Event, kotlin.Array((pl.treksoft.kvision.electron.BluetoothDevice)), kotlin.Function1((kotlin.String, kotlin.Unit)), )))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function3((pl.treksoft.kvision.electron.Event, kotlin.Array((pl.treksoft.kvision.electron.BluetoothDevice)), kotlin.Function1((kotlin.String, kotlin.Unit)), )))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function3((pl.treksoft.kvision.electron.Event, kotlin.Array((pl.treksoft.kvision.electron.BluetoothDevice)), kotlin.Function1((kotlin.String, kotlin.Unit)), )))/listener">listener</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">event</span><span class="symbol">:</span>&nbsp;<a href="../-event/index.html"><span class="identifier">Event</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">devices</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-array/index.html"><span class="identifier">Array</span></a><span class="symbol">&lt;</span><a href="../-bluetooth-device/index.html"><span class="identifier">BluetoothDevice</span></a><span class="symbol">&gt;</span><span class="symbol">,</span>&nbsp;<span class="identifier">callback</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">deviceId</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function4((pl.treksoft.kvision.electron.Event, kotlin.String, kotlin.Array((pl.treksoft.kvision.electron.Certificate)), kotlin.Function1((, kotlin.Unit)), )))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function4((pl.treksoft.kvision.electron.Event, kotlin.String, kotlin.Array((pl.treksoft.kvision.electron.Certificate)), kotlin.Function1((, kotlin.Unit)), )))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function4((pl.treksoft.kvision.electron.Event, kotlin.String, kotlin.Array((pl.treksoft.kvision.electron.Certificate)), kotlin.Function1((, kotlin.Unit)), )))/listener">listener</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">event</span><span class="symbol">:</span>&nbsp;<a href="../-event/index.html"><span class="identifier">Event</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">url</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">certificateList</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-array/index.html"><span class="identifier">Array</span></a><span class="symbol">&lt;</span><a href="../-certificate/index.html"><span class="identifier">Certificate</span></a><span class="symbol">&gt;</span><span class="symbol">,</span>&nbsp;<span class="identifier">callback</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">certificate</span><span class="symbol">:</span>&nbsp;<a href="../-certificate/index.html"><span class="identifier">Certificate</span></a><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, kotlin.String, kotlin.Unit)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, kotlin.String, kotlin.Unit)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, kotlin.String, kotlin.Unit)))/listener">listener</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">event</span><span class="symbol">:</span>&nbsp;<a href="../-event/index.html"><span class="identifier">Event</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">url</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function3((pl.treksoft.kvision.electron.Event, kotlin.Any, , kotlin.Unit)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function3((pl.treksoft.kvision.electron.Event, kotlin.Any, , kotlin.Unit)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function3((pl.treksoft.kvision.electron.Event, kotlin.Any, , kotlin.Unit)))/listener">listener</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">event</span><span class="symbol">:</span>&nbsp;<a href="../-event/index.html"><span class="identifier">Event</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">webPreferences</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-any/index.html"><span class="identifier">Any</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">params</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-any/index.html"><span class="identifier">Any</span></a><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, kotlin.String, kotlin.Unit)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, kotlin.String, kotlin.Unit)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function2((pl.treksoft.kvision.electron.Event, kotlin.String, kotlin.Unit)))/listener">listener</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">event</span><span class="symbol">:</span>&nbsp;<a href="../-event/index.html"><span class="identifier">Event</span></a><span class="symbol">,</span>&nbsp;<span class="identifier">url</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code><br/>
+<a name="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function1((pl.treksoft.kvision.electron.Event, kotlin.Unit)))"></a>
+<code><span class="keyword">open</span> <span class="keyword">fun </span><span class="identifier">once</span><span class="symbol">(</span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function1((pl.treksoft.kvision.electron.Event, kotlin.Unit)))/event">event</span><span class="symbol">:</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html"><span class="identifier">String</span></a><span class="symbol">, </span><span class="identifier" id="pl.treksoft.kvision.electron.WebContents$once(kotlin.String, kotlin.Function1((pl.treksoft.kvision.electron.Event, kotlin.Unit)))/listener">listener</span><span class="symbol">:</span>&nbsp;<span class="symbol">(</span><span class="identifier">event</span><span class="symbol">:</span>&nbsp;<a href="../-event/index.html"><span class="identifier">Event</span></a><span class="symbol">)</span>&nbsp;<span class="symbol">-&gt;</span>&nbsp;<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html"><span class="identifier">Unit</span></a><span class="symbol">)</span><span class="symbol">: </span><a href="index.html"><span class="identifier">WebContents</span></a></code>
+</BODY>
+</HTML>